The SendHustle blog
Guides and tutorials on email automation, cold outreach, mail merge, and getting more replies.
Page 31 of 55 · 657 articles
Top 5 Email Finder Tools in 2026 (Features, Pros, Cons, Pricing)
Looking for an email finder? This article highlights the top 5 email finders along with their key features, pros, cons, pricing and customer ratings.
Setting Up Office 365 SMTP Settings (Updated Guide)
Want to know how to set up SMTP settings on Office365? This article contains everything you need to know to do this easily.
Outlook SMTP Settings (2026 Guide)
Want to know how to set up SMTP settings on Microsoft Outlook? This article contains everything you need to know to do this easily.
How to send a mail merge to TWO people per row
Sometimes you need to send a mail merge to two people per row, like if you're emailing two parents of a student at school. This is how you do it.
How to block IP Addresses in an AWS/Windows/IIS environment
There are a few ways to block an IP address in an AWS/Windows environment, but only a couple good ones. I'll show you the bad and good ones.
Will the new Hey email service eat Gmail's lunch?
I'm an email expert, and here's why it's difficult, but not impossible, for any alternate service like Hey or Superhuman to displace Gmail.
Update a Google Sheet with Campaign Data (Opens, Clicks, Replies)
Sending a mail merge campaign with a Google Sheet is pretty easy and fun, but now we can update your Google Sheet with opens, clicks, and more.
![How to send high volume cold email [beyond Gmail's limits]](https://sendhustle-blog-images.s3.ap-south-1.amazonaws.com/blog/high-volume-cold-email/How-to-Send-High-Volume-Cold-Email-104kb.webp)
How to send high volume cold email [beyond Gmail's limits]
Most cold emailers can only send as many emails as their Gmail account allows, but I've invented a way to send far beyond those limits.
Gmail SMTP Settings: Easy Step-by-Step Setup Guide (with Screenshots)
Want to learn how to set up SMTP settings on Gmail? This article contains everything you need to know to do this easily.
Conscientious cold emailers can personalize the "To:" header
Personalizing the "To" header in a cold email campaign probably isn't on your radar, but some think that inserting the first/last name helps deliverability.
Yahoo SMTP Settings (Updated Guide)
Looking to set up Yahoo SMTP settings for your email needs? This article has everything you need to do this quickly.
How to send multiple emails with different attachments in Gmail
Sometimes you need to send a mass email, where each email has a unique personalized attachment. Here's how you can do that from right inside Gmail.
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